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�鶹��ý. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Health

Cancer cells steal mitochondria from nerve cells to fuel their spread

Cancer cells can acquire energy-generating structures called mitochondria from nearby nerve cells, which seems to aid their spread, a discovery that could lead to new treatments

News

Health

Heart attacks are no longer the leading cause of death in the US

News

Health

Women's pelvises are shrinking – how is that changing childbirth?

News

Adult male mice that have two fathers and went on to have offspring of their own

Health

Mice with two fathers have their own offspring for the first time

News

Health

Nightmares linked to faster biological ageing and early death

News

Health

To understand sunburn, you need to know how UV provokes inflammation

Comment

Your brain tracks your sleep debt – and now we may know how

Health

Your brain tracks your sleep debt – and now we may know how

News

Illustration of T cell therapy targeting multiple myeloma

Health

CAR T-cell therapy could be made in the body of someone with cancer

News

Human DNA in its natural state inside cells (left) compared to eight hours after being infected with the cold sore virus (right)

Health

Cold sore virus immediately reshapes our genome to boost its growth

News

An illustration of the drug rapamycin (red) inhibiting the protein complex mTORC1, which has various effects on cellular function

Health

Rapamycin seems to boost longevity as effectively as eating less

Restricting calories has been linked to living longer in many studies, and now it seems that the drug rapamycin has nearly the same effect, at least in animals

News

Health

The best non-drug therapies to relieve the pain of knee osteoarthritis

News

Health

Why Lyme disease and other tick-borne conditions are on the rise

Features

Health

The surprisingly big impact the small intestine has on your health

Features

Health

How a US agriculture agency became key in the fight against bird flu

Analysis